Unknown Enhanced Serial Multi-2S1P/PCI how to download and install the driver

Enhanced Serial Multi-2S1P/PCI is a Multi Port Serial hardware device. The Windows version of this driver was developed by Unknown. In order to make sure you are downloading the exact right driver the hardware id is PCI/VEN_14a1&DEV_4303&REV_C0.

1. Unknown Enhanced Serial Multi-2S1P/PCI driver - how to install it manually

1. Download the driver setup file for Unknown Enhanced Serial Multi-2S1P/PCI driver from the location below. This is the download link for the driver version 1.704.01.002 dated 2013-06-26.
2.  
3. Run the driver installation file from a Windows account with the highest privileges (rights). If your User Access Control Service (UAC) is running then you will have to confirm the installation of the driver and run the setup with administrative rights.
4.  
5. Follow the driver installation wizard, which should be pretty easy to follow. The driver installation wizard will analyze your PC for compatible devices and will install the driver.
6.  
7. Shutdown and restart your computer and enjoy the updated driver, as you can see it was quite smple.
8.  

This driver is digitally signed.
Download size of the driver: 241559 bytes (235.90 KB)
This driver received an average rating of 5 stars out of 2661 votes.
This driver is fully compatible with the following versions of Windows:

• This driver works on Windows 2000 64 bits
• This driver works on Windows Server 2003 64 bits
• This driver works on Windows XP 64 bits
• This driver works on Windows Vista 64 bits
• This driver works on Windows 7 64 bits
• This driver works on Windows 8 64 bits
• This driver works on Windows 8.1 64 bits
• This driver works on Windows 10 64 bits
• This driver works on Windows 11 64 bits

2. Installing the Unknown Enhanced Serial Multi-2S1P/PCI driver using DriverMax: the easy way

The advantage of using DriverMax is that it will setup the driver for you in just a few seconds and it will keep each driver up to date. How easy can you install a driver with DriverMax? Let's see!

1. Start DriverMax and push on the yellow button that says ~SCAN FOR DRIVER UPDATES NOW~. Wait for DriverMax to analyze each driver on your computer.
2.  
3. Take a look at the list of detected driver updates. Scroll the list down until you find the Unknown Enhanced Serial Multi-2S1P/PCI driver. Click the Update button.
4.  
5. That's all, the driver is now installed!
6.